loader

package

v0.0.0-...-3423c7d Latest Latest Go to latest Published: Mar 4, 2023 License: Apache-2.0 Imports: 10 Imported by: 0

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Package loader implements an ELF loader for the Sealevel virtual machine.

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const DT_NUM = 35

DT_NUM is the number of ELF generic dynamic entry types

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const EF_SBF_V2 = 0x20

EF_SBF_V2 is the SBFv2 ELF flag

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type Loader struct {
	// contains filtered or unexported fields
}

Loader is based on solana_rbpf::elf_parser

func NewLoaderFromBytes(buf []byte) (*Loader, error)

NewLoaderFromBytes creates an ELF loader from a byte slice.

func (l *Loader) Load() (*sbf.Program, error)

Load parses, loads, and relocates an SBF program.

This loader differs from rbpf in a few ways: We don't support spec bugs, we relocate after loading.

type R_BPF int

Relocation types for eBPF.

const (
	R_BPF_NONE        R_BPF = 0
	R_BPF_64_64       R_BPF = 1
	R_BPF_64_RELATIVE R_BPF = 8
	R_BPF_64_32       R_BPF = 10
)